cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A049872 Integers in base 12, written using 2 decimal digits (00, 01, 02, ...,09, 10, 11) to represent base-12 "digits".

Original entry on oeis.org

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 300, 301, 302, 303, 304, 305, 306, 307, 308, 309, 310, 311, 400, 401, 402, 403, 404, 405, 406, 407, 408, 409, 410, 411, 500
Offset: 0

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Author

Robert Lozyniak (11(AT)onna.com)

Keywords

Examples

			12 in base 12 is "1""0", which is written here as 100.
		

Programs

  • Maple
    a:= proc(n) local i, m, r ; m:=n; r:=0;
          for i from 0 while m>0 do
            r:= r +100^i*irem(m, 12, 'm')
          od; r
       end:
    seq(a(n), n=0..60);  # Alois P. Heinz, Jun 23 2014

Extensions

a(57)-a(60) from WG Zeist, Sep 08 2012
Definition clarified by N. J. A. Sloane, Sep 08 2012